Home / 15,193.20-22,789.80-9,944.40

Finding the Fourth Proportional to 15,193.20, 22,789.80 and 9,944.40

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Solution

The fourth proportional to 15,193.20, 22,789.80 and 9,944.40 is: 14,916.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,193.20 : 22,789.80 = 9,944.40 : x
  2. Step 2: Convert to fraction form
    15,193.20/22,789.80 = 9,944.40/x
  3. Step 3: Cross multiply
    15,193.20x = 22,789.80 × 9,944.40
  4. Step 4: Simplify right side
    15,193.20x = 226,630,887.12
  5. Step 5: Solve for x
    x = 226,630,887.12/15,193.20
  6. Step 6: Final answer
    x = 14,916.60

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.